Home / 16,268.75-22,450.89-8,816.75

Finding the Fourth Proportional to 16,268.75, 22,450.89 and 8,816.75

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Solution

The fourth proportional to 16,268.75, 22,450.89 and 8,816.75 is: 12,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,268.75 : 22,450.89 = 8,816.75 : x
  2. Step 2: Convert to fraction form
    16,268.75/22,450.89 = 8,816.75/x
  3. Step 3: Cross multiply
    16,268.75x = 22,450.89 × 8,816.75
  4. Step 4: Simplify right side
    16,268.75x = 197,943,884.41
  5. Step 5: Solve for x
    x = 197,943,884.41/16,268.75
  6. Step 6: Final answer
    x = 12,167.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.